UPD78F1001GB-GAF-AX Renesas Electronics America, UPD78F1001GB-GAF-AX Datasheet - Page 961
UPD78F1001GB-GAF-AX
Manufacturer Part Number
UPD78F1001GB-GAF-AX
Description
MCU 16BIT 78K0R/KX3-L 44-LQFP
Manufacturer
Renesas Electronics America
Series
78K0R/Kx3-Lr
Datasheet
1.UPD78F1000GB-GAF-AX.pdf
(1171 pages)
Specifications of UPD78F1001GB-GAF-AX
Core Processor
78K/0R
Core Size
16-Bit
Speed
20MHz
Connectivity
3-Wire SIO, I²C, LIN, UART/USART
Peripherals
DMA, LVD, POR, PWM, WDT
Number Of I /o
33
Program Memory Size
32KB (32K x 8)
Program Memory Type
FLASH
Ram Size
1.5K x 8
Voltage - Supply (vcc/vdd)
1.8 V ~ 5.5 V
Data Converters
A/D 10x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
*
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Available stocks
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Part Number
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Quantity
Price
Company:
Part Number:
UPD78F1001GB-GAF-AX
Manufacturer:
Renesas Electronics America
Quantity:
10 000
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78K0R/Kx3-L
(2) Delay from the time LVI reset source is generated until the time LVI reset has been generated or released
R01UH0106EJ0300 Rev.3.00
Oct 01, 2010
Figure 23-12. Delay from the time LVI reset source is generated until the time LVI reset has been generated or released
There is some delay from the time supply voltage (V
generated.
In the same way, there is also some delay from the time LVI detection voltage (V
time LVI reset has been released (see Figure 23-12).
Operation example 2: When used as interrupt
Remark If bit 2 (LVISEL) of the low voltage detection register (LVIM) is set to “1”, the meanings of the above words
Supply voltage (V
<1>:
<Action>
voltage (V
interrupt by using bit 0 (LVIF) of the low-voltage detection register (LVIM). Clear bit 1 (LVIIF) of interrupt request
flag register 0L (IF0L) to 0.
after waiting for the supply voltage fluctuation time.
Confirm that “supply voltage (V
For a system with a long supply voltage fluctuation period near the LVI detection voltage, take the above action
LVI reset signal
Minimum pulse width (200
Interrupt requests may be generated frequently.
Take the following action.
change as follows.
• Supply voltage (V
• Detection voltage (V
LVIF flag
V
DD
DD
LVI
)
) < detection voltage (V
DD
)
LVI
μ
) → Detection voltage (V
<1>
s (MIN.))
→ Input voltage from the external input pin (EXLVI)
DD
) ≥ detection voltage (V
LVI
)” when detecting the rising edge of V
DD
) < LVI detection voltage (V
EXLVI
LVI
= 1.21 V)
)” when detecting the falling edge of V
CHAPTER 23 LOW-VOLTAGE DETECTOR
<1>
DD
LVI
LVI
, in the servicing routine of the LVI
) until the time LVI reset has been
) ≤ supply voltage (V
Time
DD
DD
, or “supply
) until the
961
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